isNameFromSource

True if the layer has no expressly set name, but contains a named source. In this case, layer.name has the same value as layer.source.name.False if the laye

addProperty()

Creates and returns a PropertyBase object with the specified name, and adds it to this group.In general, you can only add properties to an indexed group a p

add()

Creates a new AVLayer object containing the specified item, and adds it to this collection.The new layer honors the Create Layers at Composition Start Time

expressionError

Contains the error, if any, generated by evaluation of the string most recently set in expression.If no expression string has been specified, or if the last

fontSize

The text layerメs font size in pixels.NOTE: If the text layer has different font size settings for each character, this attribute returns the setting for the

exitCode

A numeric status code used when executing a script externally that is, from a command line or AppleScript .ユ In Windows, the value is returned on the comman

setValue()

Sets the static value of a property that has no keyframes.If the named property has keyframes, this method generates an exception and displays an error. To

threeDPerChar

True if this layer has the Enable Per-character 3D switch set, allowing its characters to be animated off the plane of the text layer. Applies only to text

elapsedSeconds

The number of seconds spent rendering this item.Integer, or null if item has not been rendered; read-only.

duplicate()

Duplicates the layer. Creates a new Layer object in which all values are the same as in this one. This has the same effect as selecting a layer in the user